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Assessment
Which of the following is a key role of salmon in marine ecosystems?
Nutrient cycling
Pollination
Soil formation
Water purification
What is one way salmon contribute to biodiversity?
Providing habitats for other species
Increasing the acidity of water
Overpopulating freshwater rivers
Reducing the number of predators
How do salmon aid in the transfer of energy in an ecosystem?
By creating thermal layers in the water
By being a food source for other animals
By breaking down decaying matter
By filtering water particles
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